CVE-2015-5522

medium

Published 2015-08-11 · Modified 2026-05-06

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

6.8

Description

Heap-based buffer overflow in the ParseValue function in lexer.c in tidy before 4.9.31 allows remote attackers to cause a denial of service (crash) via vectors involving a command character in an href.

Predictions

Exploit likelihood

20%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

Debian Affected 2 releases

Version	Status	Fixed in
8.0	Affected	—
7.0	Affected	—

macOS Affected 1 release

Version	Status	Fixed in
—	Affected	—

Ubuntu Affected 3 releases

Version	Status	Fixed in
15.04	Affected	—
14.04	Affected	—
12.04	Affected	—

Application impact

Vendor	Product	Versions	Fixed
htacg	tidy	`{"endIncluding":"4.9.30"}`

References

CWEs

CWE-119

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.